Finding the Fourth Proportional to 88,568.76, 132,871.36 and 35,978.16

Step by Step Solution

1. Step 1: Write the proportion equation
   88,568.76 : 132,871.36 = 35,978.16 : x
2. Step 2: Convert to fraction form
   88,568.76/132,871.36 = 35,978.16/x
3. Step 3: Cross multiply
   88,568.76x = 132,871.36 × 35,978.16
4. Step 4: Simplify right side
   88,568.76x = 4,780,467,049.50
5. Step 5: Solve for x
   x = 4,780,467,049.50/88,568.76
6. Step 6: Final answer
   x = 53,974.64